Specific code 2014 ICD-9-CM Diagnosis Code 759.4
Conjoined twins
  • Billable Code
  • ICD-9-CM 759.4 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 759.4 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Clinical Information
  • A rare phenomenon in which the bodies of two identical twins are joined in the uterus. Approximately half of the cases are stillborn.
Applies To
  • Craniopagus
  • Dicephalus
  • Pygopagus
  • Thoracopagus
  • Xiphopagus
Convert to ICD-10-CM: 759.4 converts directly to:
  • 2014 ICD-10-CM Q89.4 Conjoined twins
ICD-9-CM Volume 2 Index entries containing back-references to 759.4:
  • Conjoined twins 759.4
    • causing disproportion (fetopelvic) 678.1
  • Craniopagus 759.4
  • Dicephalus 759.4
  • Epignathus 759.4
  • Fusion, fused (congenital)
    • twins 759.4
  • Ischiopagus 759.4
  • Janiceps 759.4
  • Parasitic - see also condition
    • twin 759.4
  • Pygopagus 759.4
  • Rudimentary (congenital) - see also Agenesis
    • respiratory organs in thoracopagus 759.4
  • Siamese twin 759.4
    • complicating pregnancy 678.1
  • Sternopagus 759.4
  • Syncephalus 759.4
  • Thoracopagus 759.4
  • Twin
    • conjoined 759.4
  • Xiphopagus 759.4
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 759.4 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.